package com.liu.project.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * @program: project
 * @description: 自定义 RedisTemplate
 * @author: 86187
 * @create: 2022-02-03 15:28
 **/

@Configuration
public class RedisConfig {
    //自定义 RedisTemplate
    @Bean
    @SuppressWarnings("all") //抑制所有类型的警告
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) {
        //为了方便开发，一般直接使用  <String, Object>
        RedisTemplate<String, Object> template = new RedisTemplate<String, Object>();
        template.setConnectionFactory(factory);

        //json序列化配置
        // GenericJackson2JsonRedisSerializer genericJackson2JsonRedisSerializer = new GenericJackson2JsonRedisSerializer(Object.class);
        Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
        ObjectMapper objectMapper = new ObjectMapper();
        //// 指定要序列化的域，field,get和set,以及修饰符范围，ANY是都有包括private和public
        objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        // 指定序列化输入的类型，类必须是非final修饰的，final修饰的类，比如String,Integer等会跑出异常
        objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance,ObjectMapper.DefaultTyping.NON_FINAL);
        jackson2JsonRedisSerializer.setObjectMapper(objectMapper);

        //String序列化配置
        StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();

        //key采用string的序列化方式
        template.setKeySerializer(stringRedisSerializer);
        //hash的key采用string的序列化方式
        template.setHashKeySerializer(stringRedisSerializer);
        //value采用jackson的序列化方式
        template.setValueSerializer(jackson2JsonRedisSerializer);
        //hash的value采用jackson的序列化方式
        template.setHashValueSerializer(jackson2JsonRedisSerializer);
        template.afterPropertiesSet();
        return template;
    }

}
